Ester-C 500 Plus Bioflavonoids
Bluebonnet Ester-C 500 Plus Bioflavonoids supports joint and bone health. This formula provides vitamin C and a spectrum of citrus bioflavonoids for comprehensive nutrient support. Ideal for individuals seeking daily vitamin C with added bioflavonoid benefits.
About This Product
Ester-C 500 Plus Bioflavonoids by Bluebonnet is a joint & bone supplement containing 10 active ingredients. It has earned an N+ Score of 62/100 (Grade D).
Notable clinical-dose ingredients include Vitamin C.
N+ Score Breakdown
Are key ingredients present at clinically effective doses based on research?
Does the product include all expected ingredients for its supplement category?
Are individual ingredient amounts clearly disclosed without proprietary blends?
Does the formula include a breadth of beneficial compounds from multiple pathways?
Strengths
- +Fully transparent label with individual ingredient amounts disclosed
- +Broad ingredient diversity exceeding category norms
- +1 ingredient(s) at clinical dose levels
Weaknesses
- −Missing several expected ingredients for its category
Ingredient Analysis (10 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| Vitamin C | 500.000 mg | Optimal |
| Calcium | 50.000 mg | Under |
| Citrus Bioflavonoids | 250.000 mg | N/A |
| Hesperidin | 30.000 mg | N/A |
| Eriocitrin | 23.000 mg | N/A |
| Bioflavonoid Composition | — | N/A |
| Flavanones | 75.000 mg | N/A |
| Naringen & Naringenin | 3.000 mg | N/A |
| Flavonols | 63.000 mg | N/A |
| Flavones | 8.000 mg | N/A |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.





